Rn
Radon
Noble Gas
Radon is a radioactive noble gas that is colorless, odorless, and tasteless. It is a decay product of radium and can accumulate in buildings.
Key Facts
Atomic Number
86
Atomic Weight
222
State
Gas
Half-life
3.8 days (Rn-222)
Discovered
1900
Friedrich Ernst Dorn
Overview
Description
Radon is a radioactive noble gas that is colorless, odorless, and tasteless. It is a decay product of radium and can accumulate in buildings.
Discovery
Radon was discovered in 1900 by Friedrich Ernst Dorn.